Seat bottom



FIG. 1 is a perspective view of a seat bottom in accordance with our design with a chair which forms the environment of the seat bottom and forms no part of the claimed design, the chair or portions thereof being shown in broken lines for illustrative purposes only.

FIG. 2 is an enlarged front elevational view thereof;

FIG. 3 is an enlarged right-side elevational view thereof, with the left-side elevational view being a mirror image thereof;

FIG. 4 is an enlarged rear view thereof;

FIG. 5 is an enlarged bottom view thereof; and,

FIG. 6 is an enlarged top plan thereof. 

The ornamental design for a seat bottom, as shown and described. 